Analog Devices Inc./Maxim Integrated

DS1302SN+  

Real Time Clocks ICs

DS1302SN+ Description

The DS1302SN+ from Analog Devices Inc./Maxim Integrated is a low-power Real-Time Clock (RTC) IC designed for precision timekeeping and calendar functions. Housed in an 8-SOIC package, this surface-mount device operates within a 2V to 5.5V supply range, making it suitable for both battery-backed and main-powered systems. It features a 31-byte NV RAM for data storage and supports 12/24-hour time format (HH:MM:SS). With an ultra-low timekeeping current of 0.3µA to 1µA, it excels in energy-efficient applications. The DS1302SN+ is RoHS3 compliant and adheres to REACH unaffected standards, ensuring environmental and regulatory compliance.

DS1302SN+ Features

• Low Power Consumption: Operates at 0.3µA to 1µA for extended battery life.
• Wide Voltage Range: Supports 2V to 5.5V for versatile power sources.
• Serial Interface: Simplifies integration with microcontrollers.
• 31B NV RAM: Provides non-volatile storage for critical data.
• 12/24-Hour Time Format: Flexible for global applications.
• Surface-Mount Design: Compact 8-SOIC package for space-constrained PCBs.
• Robust Compliance: RoHS3 and REACH unaffected for environmental safety.

DS1302SN+ Applications

The DS1302SN+ is ideal for:

• Battery-Powered Devices: Wearables, IoT sensors, and portable electronics due to its ultra-low power draw.
• Industrial Systems: Automation controllers and data loggers requiring reliable timekeeping.
• Consumer Electronics: Smart appliances, set-top boxes, and digital clocks.
• Embedded Systems: Microcontroller-based projects needing precise timing without external RTC modules.

Conclusion of DS1302SN+

The DS1302SN+ stands out for its low power consumption, wide voltage range, and compact form factor, making it a superior choice for applications demanding reliable and energy-efficient timekeeping. Its serial interface and NV RAM further enhance its utility in embedded and industrial systems. For engineers seeking a cost-effective, compliant, and high-performance RTC, the DS1302SN+ delivers exceptional value.

DS1302SN+ Documents

Download datasheets and manufacturer documentation for DS1302SN+

Datasheets :

DS1302      

Other Related Documents :

Tips for Writing Bulletproof Real-Time Clock Control Code      

Application Notes :

Estimating Super Capacitor Backup Time on Trickle-Charger Real-Time Clocks       Selecting a Backup Source for Real-Time Clocks       Oscillator Design Considerations for Low-Current Applications       State Machine Logic in Binary-Coded Decimal (BCD)-Formatted Real-Time Clocks      

Environmental Information :

Maxim Integrated RoHS Cert       Maxim Integrated REACH       Material Declaration DS1302SN+